Patents by Inventor David Carleton

David Carleton has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Utility knife
    Patent number: D332383
    Type: Grant
    Filed: May 2, 1991
    Date of Patent: January 12, 1993
    Assignee: Buck Knives, Inc.
    Inventors: James E. Hagler, David Carleton, William R. Bates, Jr.